Post on 18-Jul-2020
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVEFEATURES APPLICATIONS
• Networking and communications• RF systems, base stations (BTS)• Test and measurement• Cloud, server and storage, Fibre Channel• 100/400GbEthernet• PCI Express
• 0.125ps typ jitter (150fs MAX f > 200MHz, 25°C)• Highest in-class frequency range from 50 to 2100MHz• Excellent spurious suppresion • 70mA MAX IDD (LVDS, any VDD) • Lowest in-class power consumption• Supports LVPECL, HCSL, LVDS, CML• Supports ±50ppm or ±100ppm all inclusive stability• -40°C to 85°C or -20°C to 70°C operation• Industry standard 5x7mm footprint
OPTIONS AND PART IDENTIFICATION [Note 1]
AX7 -
(1): Output TypeP: LVPECLD: LVDS
H: HCSL (*)
M: CML
(6): PackagingBlank: Bulk
C: Cut Tape 50 unitsT: Tape & Reel 250 units
(2): VDDA: 3.3VB: 2.5V
C: 1.8V (*)
(3): Stability over OTR D: ±25ppm over -20°C to +70°CE: ±50ppm over -20°C to +70°CF: ±25ppm over -40°C to +85°CG: ±50ppm over -40°C to +85°C
(4): OE Function1: OE Pin 1; Active High2: OE Pin 1; Active Low3: OE Pin 2; Active High4: OE Pin 2; Active Low
(5): Output Frequency in MHz
Please specify theFrequency in units of MHzout to 4 digit accuracy after
the decimal.
Example:“156.2500” = 156.2500MHz
(*) Excluding LVPECL output(*) Frequency range limited to: 50~700MHz
Note 1: Contact Abracon for part number requests with carrier frequency callouts up to 5 & 6 digit accuracy after the decimal.
Part Number Example: AX7PAF1-644.53125C
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVE
Parameters Min. Typ. Max. Unit Notes
Frequency Range
LVPECL 50 2100
MHz
Option “P”LVDS 50 2100 Option “D”HCSL 50 700 Option “H”CML 50 2100 Option “M”
Power Supply Voltage (VDD) [Note 1]
2.97 3.3 3.63V
Option “A”2.25 2.5 2.75 Option “B”1.71 1.8 1.89 Option “C”
Current Consumption (IDD)
LVPECL 87 94
mA@ VDD=3.3VLVDS 64 70
HCSL 75 80CML 63 68 @ VDD=1.8V
Set Tolerance (as received) @ 25°C ±3°C -5.00 <±3.00 +5.00 ppm Relative to carrierOperating Temperature Range (OTR) -40 +85 °C See OptionsStorage Temperature -55 +155 °C
Frequency Stability over OTR -25 +25
ppmOption “D or F”
-50 +50 Option “E or G”
Aging over 10-Year Product Life [Note 2] -15 +15 ppm
All Inclusive Frequency Accuracy over 10-Year Product Life [Note 2]
-50 +50ppm
Specific to freq. stability option “D” or “F” (±25ppm)
-100 +100 Specific to freq. stability option “E” or “G” (±50ppm)
Rise (Tr) / Fall Time (Tf)LVPECL/LVDS/CML 0.35
nS 20% ↔ 80% waveformHCSL 0.40
Duty Cycle 45 55 % @ 50% VDD
Start-up Time [Note 2] < 5.0 10 ms
Output High Voltage (VOH)
Output Low Voltage (VOL)
LVPECLVOH VDD-1.165 VDD-0.8
V
50Ω into VDD–2.0V or thevenin equivalentVOL VDD-2.0 VDD-1.55
LVDSVOH 1.4 1.6
100Ω between OUT and OUTNVOL 0.9 1.1
HCSLVOH 0.66 1.15
50Ω to VDDVOL 0.0 0.15
CMLVOH VDD-0.085 VDD=Max
50Ω into GNDVOL VDD-0.6 VDD-0.32
Output Enable (OE) Control0.8*(VDD)
V0.2*(VDD)
COMMON KEY ELECTRICAL SPECIFICATIONS
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVECOMMON KEY ELECTRICAL SPECIFICATIONS
PARAMETERS MIN. TYP. MAX. UNIT NOTESOutput Enable Time 2.5 msOutput Disable Time 10 µs
Output Disable Current Consumption
LVPECL 85 86
mA@ Vdd=3.3VLVDS 63 65
HCSL 77 78CML 62 67 @ Vdd=1.8V
RMS Phase Jitter (12kHz -20MHz BW)201.000MHz – 2100.000MHz 125 150
fsec @ Vdd=3.3V50.000MHz – 200.000MHz 200 300
Note 1: Supply Voltage (Vdd) = 1.8V option not available with LVPECL outputNote 2: Relative to initial measured frequency @ 25°C ±3°C
Frequency (MHz) 148.35 150 155.52 156.25 156.25 200 212.5 312.5RF Output LVDS LVPECL LVPECL LVPECL HCSL LVPECL LVDS LVDS
RMS Phase Jitter (fsec) 12kHz-20MHz BW 125 137 124 123 129 122 127 114
Phase Noise (dBc/Hz)
100Hz -96 -98 -98 -98 -99 -90 -83 -941kHz -120 -120 -120 -121 -121 -114 -114 -115
10kHz -132 -132 -132 -132 -132 -129 -129 -126100kHz -140 -139 -141 -141 -140 -138 -137 -134
1MHz -149 -150 -151 -150 -151 -148 -147 -14410MHz -157 -159 -159 -159 -160 -159 -157 -15620MHz -157 -159 -159 -159 -160 -159 -157 -157
TYPICAL PHASE NOISE AND JITTER CHARACTERISTICS (@25°C ± 3°C) [Note 2]
Frequency (MHz) 322.265625 491.52 644.53125 1000 1244.16 1500 2100RF Output LVPECL HCSL LVPECL LVPECL LVDS LVDS LVDS LVPECL
RMS Phase Jitter (fsec) 12kHz-20MHz BW 121 121 123 127 114 127 112 138
Phase Noise (dBc/Hz)
100Hz -91 -92 -91 -77 -76 -78 -79 -771kHz -113 -114 -111 -107 -102 -102 -101 -98
10kHz -125 -125 -122 -119 -115 -113 -112 -108100kHz -133 -133 -131 -127 -124 -122 -120 -117
1MHz -144 -144 -138 -138 -134 -131 -130 -12410MHz -157 -157 -154 -154 -150 -149 -145 -14520MHz -159 -159 -154 -155 -152 -150 -145 -148
Note 2: Refer to following Section for selected Phase Noise Plots
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVESELECTED PHASE NOISE PLOTS (@25°C ± 3°C)
156.25MHz | LVPECL | VDD=3.3V 156.25MHz | HCSL | VDD=1.8V
200MHz | LVPECL | VDD=3.3V 312.5MHz | LVDS | VDD=3.3V
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVESELECTED PHASE NOISE PLOTS (@25°C ± 3°C)
322.265625MHz | LVPECL | VDD=3.3V 322.265625MHz | HCSL | VDD=3.3V
644.53125MHZ | LVPECL | VDD=3.3V 2100MHZ | LVPECL | VDD=3.3V
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVE
TYPICAL FREQUENCY Vs. TEMPERATURE CHARACTERISTICS
TYPICAL CURRENT CONSUMPTION (IDD) Vs. FREQUENCY CHARACTERISTICS (@ 25ºC ± 3ºC)
AX7
MECHANICAL DIMENSIONS
TOP VIEW BOTTOM VIEW
RECOMMENDED LAND PATTERN
PIN # FUNCTION
# 1
Option 1 & 2:Output Enable/ DisableOption 3 & 4:No Connect
# 2
Option 1 & 2:No ConnectOption 3 & 4:Output Enable/ Disable
# 3 GND# 4 Output# 5 Complementary output# 6 Supply Voltage (VDD)# 7 No connect# 8 No connect
Dimensions: mm
*Compatible with industry standard 5x7mm footprint. Pin 7 and 8 are no connect solder pads, not required.
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVERECOMMENDED TEST CIRCUIT
DIFFERENTIAL OUTPUT WAVEFORM
LVDS HCSL
LVPECL CML
LLC
ABRACON IS ISO9001-2008CERTIFIED
5101 Hidden Creek Ln Spicewood TX 78669Phone: 512-371-6159 | Fax: 512-351-8858For terms and conditions of sale, please visit:www.abracon.com
REVISED: 10.31.2017
CLEARCLOCK™ | POWER OPTIMIZED 0.12ps 5x7mm XO
AX7
MSL = 1Pb RoHS/RoHS II Compliant
7.0 x 5.0 x 1.8 mm
ESD SENSITIVE
REFLOW PROFILE
ZONE DESCRIPTION TEMPERATURE TIME1 Preheat / Soak TSMIN ~ TSMAX
150°C ~ 200°C 60 ~ 180 sec.
2 Reflow TL217°C 60 ~ 150 sec.
3 Peak heat TP260°C±5°C 20 ~ 40 sec.
[NOTE 7]
[NOTE 5] [NOTE 6]
Note 5: Ramp Up Rate (TL → TP) = 3°C / sec. MAXNote 6: Ramp Down Rate (TP → TL) = 6°C / sec. MAXNote 7: Time 25°C to Peak Temperature (25°C → TP) = 8 minutes MAX
*Can withstand 2 times reflow*All temperatures refer to topside of the package, measured on the package body surface
PACKAGING
C = Cut Tape 50 unitsT = Tape & Reel 250 units/reel
FEEDING (PULL) DIRECTION →
Tape DimensionsA 16.0B 7.2C 5.4D 8.0E 1.8
Reel DimensionsF 180.0G 16.5H 19.6
Dimensions: mm